feat: SD boot mode detection — kill hw_server + popup after 30s if Boot mode is SD

.gitignore

@@ -6,6 +6,7 @@ dist/
 build/
 *.egg-info/
 *.egg
+*.exe
 
 # ── Python ───────────────────────────────────────────────────
 __pycache__/

src/gui/main_window.py

@@ -92,6 +92,11 @@ class MainWindow(ctk.CTk):
         # StringVar references for config sync
         self._ip_string_var: ctk.StringVar | None = None
 
+        # SD boot mode detection
+        self._hw_server_pid: int | None = None
+        self._sd_detected: bool = False
+        self._sd_timer_id: str | None = None
+
         self._load_config()
         self._build_ui()
 
@@ -955,6 +960,7 @@ class MainWindow(ctk.CTk):
         """Append a message to the log display and terminal (thread-safe)."""
         print(message, flush=True)
         self.after(0, lambda: self._log_display.append(message))
+        self._check_sd_boot(message)
 
     def _set_step_status(self, index: int, status: str) -> None:
         """Set the status of a workflow step.
@@ -1033,6 +1039,8 @@ class MainWindow(ctk.CTk):
         self._log_message("  Checking Zynq JTAG presence...")
         jtag_result = check_zynq_jtag(self._config, self._jtag_callback)
         jtag_dict = get_zynq_status_dict(jtag_result)
+        if jtag_result.hw_server_pid:
+            self._hw_server_pid = jtag_result.hw_server_pid
 
         # Log JTAG chain information
         if jtag_result.jtag_chain:
@@ -1813,6 +1821,13 @@ class MainWindow(ctk.CTk):
             self._progress.set_value(step_idx / total)
             t_step_start = time.time()
 
+            # Abort if SD boot timeout fired
+            if not self._is_running:
+                self._log_message(f"  ⚠ Step {i+1} aborted (SD boot mode)")
+                self._set_step_status(i, "error")
+                results.append(False)
+                break
+
             try:
                 success = step_funcs[i]()
                 results.append(success)
@@ -1874,6 +1889,7 @@ class MainWindow(ctk.CTk):
 
         self._progress.set_value(1.0)
         self._is_running = False
+        self._cancel_sd_timer()
         self._run_btn.configure(state="normal", text="▶ Run All Steps")
 
         # Update dependency statuses
@@ -2144,6 +2160,67 @@ class MainWindow(ctk.CTk):
                 continue
         return ""
 
+    # ── SD Boot Detection ──────────────────────────────────────
+
+    def _check_sd_boot(self, line: str) -> None:
+        """Scan a log line for SD boot mode; start 30s timer if detected."""
+        if self._sd_detected:
+            return
+        import re
+        for pattern in [
+            re.compile(r"[Bb]oot\s*[Mm]ode\s*(?:is)?\s*[:\[=\s]*(\w+)"),
+            re.compile(r"BootMode\s*[:\[=\s]*(\w+)", re.IGNORECASE),
+        ]:
+            m = pattern.search(line)
+            if m and m.group(1).upper() == "SD":
+                self._sd_detected = True
+                self._log_message("  ⚠ SD boot mode detected — waiting 30s for JTAG switch...")
+                self._sd_timer_id = self.after(30000, self._on_sd_timeout)
+                return
+
+    def _cancel_sd_timer(self) -> None:
+        """Cancel the SD boot timeout if still pending."""
+        if self._sd_timer_id:
+            self.after_cancel(self._sd_timer_id)
+            self._sd_timer_id = None
+            self._sd_detected = False
+
+    def _on_sd_timeout(self) -> None:
+        """SD boot mode persisted 30s — kill hw_server, alert user, stop workflow."""
+        self._sd_timer_id = None
+        self._sd_detected = False
+        self._log_message("  ✗ SD boot mode persisted >30s — switch DIP to JTAG mode!")
+        self._kill_hw_server()
+        from tkinter import messagebox
+        messagebox.showerror(
+            "启动拨码开关位置错误！",
+            "检测到 Boot mode 为 SD，请将拨码开关切换到 JTAG 模式后重试。",
+        )
+        # Stop current workflow execution
+        self._is_running = False
+
+    def _kill_hw_server(self) -> None:
+        """Terminate the hw_server process started during Step 1."""
+        if not self._hw_server_pid:
+            return
+        import platform
+        import subprocess
+        import os
+        try:
+            if platform.system().lower() == "windows":
+                subprocess.run(
+                    ["taskkill", "/F", "/PID", str(self._hw_server_pid)],
+                    capture_output=True,
+                )
+            else:
+                import signal
+                os.kill(self._hw_server_pid, signal.SIGTERM)
+            self._log_message(f"  ⚠ hw_server (PID {self._hw_server_pid}) terminated")
+        except Exception as e:
+            self._log_message(f"  ⚠ Failed to kill hw_server: {e}")
+        finally:
+            self._hw_server_pid = None
+
     # ── Vitis Check ────────────────────────────────────────────
 
     def _check_vitis(self) -> None:

src/zynq_checker.py

@@ -53,6 +53,7 @@ class ZynqCheckResult:
     pl_detected: bool
     hw_server_url: str
     error: str = ""
+    hw_server_pid: int | None = None
 
 
 # ── Patterns ──────────────────────────────────────────────────────────
@@ -104,12 +105,14 @@ def check_zynq_jtag(
 
     # ── 2. Start hw_server ─────────────────────────────────────
     hw_proc: subprocess.Popen | None = None
+    hw_pid: int | None = None
     try:
         hw_proc = subprocess.Popen(
             build_tool_command(hw_server_path),
             stdout=subprocess.DEVNULL,
             stderr=subprocess.DEVNULL,
         )
+        hw_pid = hw_proc.pid
         # Wait up to 10s for hw_server to bind
         started = False
         for _ in range(100):
@@ -118,7 +121,7 @@ def check_zynq_jtag(
                 started = True
                 break
         if not started:
-            return _fail("hw_server did not bind port 3121 within 10s", hw_server_url)
+            return _fail("hw_server did not bind port 3121 within 10s", hw_server_url, pid=hw_pid)
     except OSError as e:
         return _fail(f"Failed to start hw_server: {e}", hw_server_url)
 
@@ -161,9 +164,10 @@ def check_zynq_jtag(
         return _fail(
             f"JTAG scan timed out after {python_timeout}s",
             hw_server_url,
+            pid=hw_pid,
         )
     except OSError as e:
-        return _fail(f"Failed to run Vivado: {e}", hw_server_url)
+        return _fail(f"Failed to run Vivado: {e}", hw_server_url, pid=hw_pid)
     finally:
         try:
             Path(tcl).unlink(missing_ok=True)
@@ -201,6 +205,7 @@ def check_zynq_jtag(
             ps_detected=False, pl_detected=False,
             hw_server_url=hw_server_url,
             error=msg,
+            hw_server_pid=hw_pid,
         )
 
     ps_detected = any(d.is_arm_dap for d in jtag_chain)
@@ -212,16 +217,18 @@ def check_zynq_jtag(
         ps_detected=ps_detected, pl_detected=pl_detected,
         hw_server_url=hw_server_url,
         error="",
+        hw_server_pid=hw_pid,
     )
 
 
 # ── Helpers ───────────────────────────────────────────────────────────
 
-def _fail(error: str, url: str) -> ZynqCheckResult:
+def _fail(error: str, url: str, pid: int | None = None) -> ZynqCheckResult:
     return ZynqCheckResult(
         devices=[], jtag_chain=[], is_present=False,
         ps_detected=False, pl_detected=False,
         hw_server_url=url, error=error,
+        hw_server_pid=pid,
     )